Dr. Thomas Richard O'Toole, MD

  • Stockton, CA
  • Otolaryngologist
NPI1326363409PAC ID0648563296
Medicare services, 2019
220
Medicare patients, 2024
11
Part D claims, 2024
157
Publications
8
Industry payments
$35,610
Practice address
7373 West Ln, Stockton, CA 95210
Practice phone
Call (209) 476-2000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Permanente Medical Group Inc

Stockton, California

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Dr. Thomas Richard O'Toole is an otolaryngologist in Stockton, California

Dr. O'Toole practices at Permanente Medical Group Inc in Stockton, California.

Dr. O'Toole's NPI, 1326363409, was assigned on April 1, 2010. Dr. O'Toole graduated from University of Toledo College of Medicine and Life Sciences in 2010. Dr. O'Toole's Michigan license number on file is 4301096636.

NPI and contact details
Medicare PAC ID
0648563296
NPI enumeration date
April 1, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(209) 476-2000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
42
Medical school graduation
2010

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Thomas Richard O'Toole practices at Permanente Medical Group Inc in Stockton, California

Dr. O'Toole's primary practice is Permanente Medical Group Inc, at 7373 West Ln, Stockton, CA 95210 in San Joaquin County. The practice phone is (209) 476-2000.

  • Permanente Medical Group Inc
    7373 West Ln, Stockton, CA 95210 · San Joaquin CountyPhone(209) 476-2000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Thomas Richard O'Toole is affiliated with 2 sites of care and 1 medical group

Dr. O'Toole's primary practice is Permanente Medical Group Inc in Stockton, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. O'Toole to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. O'Toole

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Thomas Richard O'Toole's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Toole practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Permanente Medical Group IncAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Thomas Richard O'Toole is one of 1,107 otolaryngologists in California

Otolaryngology is Dr. O'Toole's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. O'Toole is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery. Dmand AI has Dr. O'Toole's licenses on file in 5 states: Michigan, California, Illinois, Missouri and Kansas.

Specialties and state licenses

  • Otolaryngology, MichiganPrimaryLicense 4301096636 · 2010 to 2021 · taxonomy 207Y00000X
  • California license2019 to 2025
  • Illinois license2003 to 2021
  • Missouri license2016 to 2018
  • Kansas license2016 to 2017

Otolaryngologists near Dr. O'Toole

Counts of otolaryngologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Thomas Richard O'Toole billed Medicare for 220 services in 2019

CMS data shows 220 Medicare services from Dr. O'Toole across 5 procedure codes in 2019, for 11 Medicare patients. Medicare paid $21,381 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2019220
Medicare patients11
Paid by Medicare$21,381
Procedure codes5

Dr. O'Toole's Medicare services by type, 2018 to 2019

  • 2018
  • 2019
Office and hospital visits
2018: 922019: 13951%
Surgery
2018: 372019: 81119%

Dr. O'Toole compared with the California median for otolaryngologists, 2019

  • Dr. O'Toole
  • California median
Medicare services
220vs 66667% below
Medicare patients
11vs 29696% below
Part D claims
53vs 11855% below

Medians across 1,045 otolaryngologists in California with Dmand AI profiles that report each measure.

Dr. O'Toole's most billed Medicare procedure codes, 2019

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. O'Toole

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. O'Toole and other otolaryngologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Thomas Richard O'Toole treated 11 Medicare patients in 2024, average age 62

CMS counts 11 Medicare patients who saw Dr. O'Toole in 2024. Their average risk score is 1.80, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. O'Toole's median patient age at 55, with 49% women.

Medicare patients, 202411
Average age62
Average risk score1.80

Dr. O'Toole's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 55

Patient panel by sex, all payers

  • Women49%
  • Men51%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Thomas Richard O'Toole wrote 157 Medicare Part D claims in 2024

In 2024, Dr. O'Toole wrote 157 Medicare Part D claims for 80 patients. 95% of them were for generic drugs. CMS names the drug for 53 of them, across 3 drugs with 11 or more claims each, at $1,115 in total drug cost. In 2023, CMS named 82 claims across 6 drugs.

Part D claims, 2024157
Drugs named by CMS3
Total drug cost$1,115
Part D patients80

Dr. O'Toole's Part D claims by kind of drug, 2024

  • Generic149 claims95%
  • Brand-name and other8 claims5%

Dr. O'Toole's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. O'Toole's Part D claims, 2024

  • Opioids18%29 of 157 claims
  • Antibiotics20%31 of 157 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 822024: 5335%

Drugs named by CMS: 3 in 2024, 6 in 2023.

See all prescribing by Dr. O'Toole

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Thomas Richard O'Toole takes part in Medicare

Dr. O'Toole accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Thomas Richard O'Toole has 8 publications on record

Dmand AI links 8 papers to Dr. O'Toole, published from 2017 to 2022. 2017 was the busiest year, with 2. Dr. O'Toole's most frequent co-authors are Samer Al-Khudari, MD, Hussein Alnajar and Fereshteh Azad, MD.

Papers8
Years published2017 to 2022

Dr. O'Toole's papers by year, 2017 to 2022

Dr. O'Toole's most frequent co-authors

Recent publications by Dr. O'Toole

See all 8 publications and co-authors

See who Dr. O'Toole researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. O'Toole works with, so you can find a warm path to the right otolaryngologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Thomas Richard O'Toole received $35,610 in industry payments from 2016 to 2024

CMS Open Payments shows 14 general payments to Dr. O'Toole from 8 drug and device companies from 2016 to 2024. Grants make up the largest share, 98% of the total. KLS-Martin L.P. paid the most, $35,000.

General payments to Dr. O'Toole by program year, 2016 to 2024

General payments to Dr. O'Toole by kind, 2016 to 2024

$35.6Kin total
  • Grants$35,00098%
  • Food and beverage$6102%

Companies that paid Dr. O'Toole the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. O'Toole

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Thomas Richard O'Toole graduated from University of Toledo College of Medicine and Life Sciences

Dr. O'Toole graduated from University of Toledo College of Medicine and Life Sciences in 2010.

  1. Medical schoolUniversity of Toledo College of Medicine and Life Sciences
  2. Board certified in otolaryngologyAmerican Board of Otolaryngology - Head and Neck Surgery

Source: Dmand AI Professional Profile Data

Dr. Thomas Richard O'Toole accepts plans from 2 insurance carriers

Dr. O'Toole is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • Kaiser Permanente
  • CMS Medicare

Plan types Dr. O'Toole accepts, by number of carriers

  1. EPO1
  2. HMO1
  3. Medicare1
  4. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Thomas Richard O'Toole's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Thomas Richard O'Toole

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Thomas Richard O'Toole's NPI number?

Dr. Thomas Richard O'Toole's NPI number is 1326363409. It was assigned on April 1, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. Thomas Richard O'Toole?

Dr. Thomas Richard O'Toole is an otolaryngologist in Stockton, California. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).

Where does Dr. Thomas Richard O'Toole practice?

Dr. O'Toole practices at 7373 West Ln, Stockton, CA 95210. Dr. O'Toole's primary practice is Permanente Medical Group Inc in Stockton, California. Dmand AI also links Dr. O'Toole to 1 group practice or clinic.

What is Dr. Thomas Richard O'Toole's office phone number?

The practice phone on file for Dr. O'Toole is (209) 476-2000.

What is Dr. Thomas Richard O'Toole's medical license number?

Dr. O'Toole's Michigan license number on file is 4301096636, one of the licenses on file in 5 states.

Which states has Dr. Thomas Richard O'Toole been licensed in?

Dmand AI has state licenses on file for Dr. O'Toole in Michigan (2010 to 2021), California (2019 to 2025), Illinois (2003 to 2021), Missouri (2016 to 2018) and Kansas (2016 to 2017).

What medical group is Dr. Thomas Richard O'Toole part of?

Dr. O'Toole is linked to The Permanente Medical Group, Inc.

Does Dr. Thomas Richard O'Toole accept Medicare?

Yes. CMS data shows Dr. O'Toole billed Medicare for 220 services in 2019, and Dr. O'Toole accepts Medicare assignment.

How many Medicare patients does Dr. Thomas Richard O'Toole see?

CMS counts 11 Medicare patients who saw Dr. O'Toole in 2024, with an average age of 62.

Is Dr. Thomas Richard O'Toole board certified?

Yes. Dr. O'Toole is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery.

Show 8 more questionsShow fewer questions

What services does Dr. Thomas Richard O'Toole bill to Medicare?

In 2019, Dr. O'Toole's most billed Medicare services were office visit, established patient (99213), surgery: lungs and airway (31575) and office visit, new patient (99204).

Where did Dr. Thomas Richard O'Toole go to medical school?

Dr. O'Toole graduated from University of Toledo College of Medicine and Life Sciences in 2010.

What drugs does Dr. Thomas Richard O'Toole prescribe most?

In 2024 Medicare Part D data, Dr. O'Toole's most prescribed drugs by claims were Oxycodone HCl, Chlorhexidine Gluconate and Dexamethasone.

Has Dr. Thomas Richard O'Toole received payments from drug or device companies?

CMS Open Payments shows $35,610 in general payments to Dr. O'Toole from 8 companies from 2016 to 2024. The largest total came from KLS-Martin L.P.

How long has Dr. Thomas Richard O'Toole been practicing?

Dr. O'Toole graduated from medical school in 2010, 16 years ago.

Does Dr. Thomas Richard O'Toole do research?

Dmand AI links 8 publications to Dr. O'Toole, published from 2017 to 2022.

Who does Dr. Thomas Richard O'Toole publish with?

Dr. O'Toole's most frequent co-authors are Samer Al-Khudari, MD (1 shared paper), Hussein Alnajar (1 shared paper) and Fereshteh Azad, MD (1 shared paper).

What insurance does Dr. Thomas Richard O'Toole accept?

Dr. O'Toole is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

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